Use the Cut Geometry tool to create clean joins between two or more host elements that share a common face, such as walls and floors.
You can also use the tool to cut hosts and in-place families, or hosts and project families.
As shown in the animation, the tool cuts overlapping floor and wall geometry from the toposolid.
When you cut geometry in the Family Editor, you create a joint between different shapes. In a project, the following elements can be used to cut each other:
To Cut geometry
If you do not select this option, you must make a first and second selection each time.